boomer
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
A nuclear ballistic missile submarine, SSBN.
Register: slang
Where it’s used:
Used
American English
Examples
Distant contact, probably submerged. It's a wild guess, but I'd say we hit a boomer coming out of the barn. Could be a missile boat out of Polijarny.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “boomer” mean?
A nuclear ballistic missile submarine, SSBN.
Is “boomer” formal or informal?
boomer is generally slang.